Benchmark 2021-B27 Mortgage Trust

Commercial Mortgage Pass-Through Certificates, Series 2021-B27

STATEMENT TO NOTEHOLDERS

May 16, 2025


		TRANSACTION PARTIES

	Depositor:	Citigroup Commercial Mortgage Securities Inc.
	Master Servicer / Special Servicer:	Midland Loan Services, a Division of PNC Bank N.A.
	Asset Representations Reviewer /
		Park Bridge Lender Services LLC
	Operating Advisor:
	Trustee:	Wilmington Trust, National Association
	Certificate Administrator:	Citibank, N.A.
	Special Servicers:	K-Star Asset Management LLC




	Dragana Boskovic		Citibank, Agency and Trust
(212)	816-0735		388 Greenwich Street Trading, 4th Floor
	dragana.boskovic@citi.com		New York, NY 10013


TABLE OF CONTENTS


1	.	Distribution Summary	2
1.1	.	Summary	2
1.2	.	Factors	3
2	.	Distribution Detail	4
2.1	.	Interest Detail	4
2.2	.	Interest Shortfall Detail	5
2.3	.	Principal Detail	6
3	.	Reconciliation Detail	7
4	.	Other Information	8
5	.	Stratification Detail	9
6	.	Mortgage Loan Detail	14
7	.	NOI Detail	16
8	.	Delinquency Loan Detail	18
9	.	Collateral Performance Delinquency and Loan Status Detail	19
10	.	Appraisal Reduction Detail	20
11	.	Historical Appraisal Reduction Detail	21
12	.	Loan Modification Detail	22
13	.	Historical Loan Modification Detail	23
14	.	Specially Serviced Loan Detail	24
15	.	Historical Specially Serviced Loan Detail	25
16	.	Unscheduled Principal Detail	26
17	.	Historical Unscheduled Principal Detail	27
18	.	Liquidated Loan Detail	28
19	.	Historical Liquidated Loan Detail	29
20	.	CREFC Investor Reporting Package Legends	30
21	.	Notes	31


Reports Available at sf.citidirect.com	v. 21.09.28	Page 1 of 31	© Copyright 2025 Citigroup

Benchmark 2021-B27 Mortgage Trust

Commercial Mortgage Pass-Through Certificates, Series 2021-B27

DISTRIBUTION SUMMARY

May 16, 2025


					Accrual		Other				Non-Cash
	Original	Prior	Pass-Through		Day	Interest	(As Interest)	Principal	Total	Realized Loss	Balance		Current
Class	Balance	Balance	Rate		Count	Distributed	Distributed	Distributed	Distributed	/(Recovery)	Change		Balance

A-1	18,655,000.00	-	0.725000	%	30/360	-	-	-	-	-	-		-
A-2	37,990,000.00	30,069,208.63	2.020000	%	30/360	50,616.50	-	391,810.23	442,426.73	-	-		29,677,398.40
A-3	83,071,000.00	83,071,000.00	1.792000	%	30/360	124,052.69	-	-	124,052.69	-	-		83,071,000.00
A-4	175,000,000.00	175,000,000.00	2.103000	%	30/360	306,687.50	-	-	306,687.50	-	-		175,000,000.00
A-5	396,379,000.00	396,379,000.00	2.390000	%	30/360	789,454.84	-	-	789,454.84	-	-		396,379,000.00
A-AB	26,294,000.00	26,294,000.00	2.163000	%	30/360	47,394.93	-	-	47,394.93	-	-		26,294,000.00
A-S	71,105,000.00	71,105,000.00	2.512000	%	30/360	148,846.47	-	-	148,846.47	-	-		71,105,000.00
B	42,136,000.00	42,136,000.00	2.355000	%	30/360	82,691.90	-	-	82,691.90	-	-		42,136,000.00
C	48,721,000.00	48,721,000.00	2.703000	%	30/360	109,744.05	-	-	109,744.05	-	-		48,721,000.00
COMB_VRR	40,500,000.00	39,478,254.87	0.000000	%	30/360	113,536.79	-	15,063.72	128,600.51	-	-		39,463,191.15
D	35,553,000.00	35,553,000.00	2.000000	%	30/360	59,255.00	-	-	59,255.00	-	-		35,553,000.00
E	28,968,000.00	28,968,000.00	2.000000	%	30/360	48,280.00	-	-	48,280.00	-	-		28,968,000.00
F	15,802,000.00	15,802,000.00	2.250000	%	30/360	29,628.75	-	-	29,628.75	-	-		15,802,000.00
G	14,484,000.00	14,484,000.00	2.250000	%	30/360	27,157.50	-	-	27,157.50	-	-		14,484,000.00
J-RR	11,851,000.00	11,851,000.00	3.485133	%	30/360	34,418.59	-	-	34,418.59	-	-		11,851,000.00
K-RR	47,403,985.00	47,403,985.00	3.485133	%	30/360	108,568.54	-	-	108,568.54	-	-		47,403,985.00
R	-	-	0.000000	%	30/360	-	-	-	-	-	-		-
S	-	-	0.000000	%	30/360	-	-	-	-	-	-		-
Total	1,093,912,985.00	1,066,315,448.50				2,080,334.05	-	406,873.95	2,487,208.00	-	-		1,065,908,574.55
Notional
X-A	808,494,000.00	781,918,208.63	1.233665	%	30/360	803,854.51	-	-	803,854.51	-	(391,810.23	)	781,526,398.40
X-B	90,857,000.00	90,857,000.00	0.943522	%	30/360	71,437.99	-	-	71,437.99	-	-		90,857,000.00
X-D	64,521,000.00	64,521,000.00	1.485133	%	30/360	79,851.89	-	-	79,851.89	-	-		64,521,000.00
X-F	15,802,000.00	15,802,000.00	1.235133	%	30/360	16,264.64	-	-	16,264.64	-	-		15,802,000.00
X-G	14,484,000.00	14,484,000.00	1.235133	%	30/360	14,908.06	-	-	14,908.06	-	-		14,484,000.00
Total	994,158,000.00	967,582,208.63				986,317.09	-	-	986,317.09	-	(391,810.23	)	967,190,398.40

Grand Total	2,088,070,985.00	2,033,897,657.13				3,066,651.14	-	406,873.95	3,473,525.09	-	(391,810.23	)	2,033,098,972.95


Reports Available at sf.citidirect.com	v. 21.09.28	Page 2 of 31	© Copyright 2025 Citigroup

Benchmark 2021-B27 Mortgage Trust

Commercial Mortgage Pass-Through Certificates, Series 2021-B27

DISTRIBUTION SUMMARY - FACTORS

May 16, 2025


					Other				Non-Cash
			Record	Interest	(As Interest)	Principal	Total	Realized Loss	Balance	Current
Class	CUSIP		Date	Distributed	Distributed	Distributed	Distributed	/(Recovery)	Change	Balance

A-1	08163	HAA6	04/30/2025	-	-	-	-	-	-	-
A-2	08163	HAB4	04/30/2025	1.33236378	-	10.31350961	11.64587339	-	-	781.18974467
A-3	08163	HAC2	04/30/2025	1.49333329	-	-	1.49333329	-	-	1,000.00000000
A-4	08163	HAD0	04/30/2025	1.75250000	-	-	1.75250000	-	-	1,000.00000000
A-5	08163	HAE8	04/30/2025	1.99166666	-	-	1.99166666	-	-	1,000.00000000
A-AB	08163	HAF5	04/30/2025	1.80249981	-	-	1.80249981	-	-	1,000.00000000
A-S	08163	HAH1	04/30/2025	2.09333338	-	-	2.09333338	-	-	1,000.00000000
B	08163	HAJ7	04/30/2025	1.96250000	-	-	1.96250000	-	-	1,000.00000000
C	08163	HAK4	04/30/2025	2.25249995	-	-	2.25249995	-	-	1,000.00000000
COMB_VRR	08163	HBM9	04/30/2025	2.80337753	-	0.37194370	3.17532123	-	-	974.39978148
D	08163HAU2 U0811FAE2 08163HAV0		04/30/2025	1.66666667	-	-	1.66666667	-	-	1,000.00000000
E	08163HAW8 U0811FAF9 08163HAX6		04/30/2025	1.66666667	-	-	1.66666667	-	-	1,000.00000000
F	08163HAY4 U0811FAG7 08163HAZ1		04/30/2025	1.87500000	-	-	1.87500000	-	-	1,000.00000000
G	08163HBA5 U0811FAH5 08163HBB3		04/30/2025	1.87500000	-	-	1.87500000	-	-	1,000.00000000
J-RR	08163	HBD9	04/30/2025	2.90427728	-	-	2.90427728	-	-	1,000.00000000
K-RR	08163	HBF4	04/30/2025	2.29028298	-	-	2.29028298	-	-	1,000.00000000
R	08163	HBJ6	04/30/2025	-	-	-	-	-	-	-
S	08163	HBH0	04/30/2025	-	-	-	-	-	-	-
X-A	08163	HAG3	04/30/2025	0.99426157	-	-	0.99426157	-	-	966.64464845
X-B	08163HAL2 U0811FAA0 08163HAM0		04/30/2025	0.78626842	-	-	0.78626842	-	-	1,000.00000000
X-D	08163HAN8 U0811FAB8 08163HAP3		04/30/2025	1.23761086	-	-	1.23761086	-	-	1,000.00000000
X-F	08163HAQ1 U0811FAC6 08163HAR9		04/30/2025	1.02927731	-	-	1.02927731	-	-	1,000.00000000
X-G	08163HAS7 U0811FAD4 08163HAT5		04/30/2025	1.02927782	-	-	1.02927782	-	-	1,000.00000000


Reports Available at sf.citidirect.com	v. 21.09.28	Page 3 of 31	© Copyright 2025 Citigroup

Benchmark 2021-B27 Mortgage Trust

Commercial Mortgage Pass-Through Certificates, Series 2021-B27

DISTRIBUTION INFORMATION - INTEREST DETAIL

May 16, 2025


			Rate					Interest			Shortfall				Paid
															Cap
							Accrual	Net	Accreted	Non	Carry	Cap Carryover			Carryover
Class	Uncapped Capped				Next		Dates	Accrued	/Deferred	Recovered	Forward	/Basis Risk	Accrued	Carry Forward /Basis Risk		Total

A-1	0.72500	%	0.72500	%	0.72500	%	04/01-04/30	-	-	-	-	-	-	-	-	-
A-2	2.02000	%	2.02000	%	2.02000	%	04/01-04/30	50,616.50	-	-	-	-	50,616.50	-	-	50,616.50
A-3	1.79200	%	1.79200	%	1.79200	%	04/01-04/30	124,052.69	-	-	-	-	124,052.69	-	-	124,052.69
A-4	2.10300	%	2.10300	%	2.10300	%	04/01-04/30	306,687.50	-	-	-	-	306,687.50	-	-	306,687.50
A-5	2.39000	%	2.39000	%	2.39000	%	04/01-04/30	789,454.84	-	-	-	-	789,454.84	-	-	789,454.84
A-AB	2.16300	%	2.16300	%	2.16300	%	04/01-04/30	47,394.93	-	-	-	-	47,394.93	-	-	47,394.93
A-S	2.51200	%	2.51200	%	2.51200	%	04/01-04/30	148,846.47	-	-	-	-	148,846.47	-	-	148,846.47
B	2.35500	%	2.35500	%	2.35500	%	04/01-04/30	82,691.90	-	-	-	-	82,691.90	-	-	82,691.90
C	0.00000	%	2.70300	%	2.70300	%	04/01-04/30	109,744.05	-	-	-	-	109,744.05	-	-	109,744.05
COMB_VRR	0.00000	%	0.00000	%	0.00000	%	04/01-04/30	113,536.79	-	-	-	-	113,536.79	-	-	113,536.79
D	2.00000	%	2.00000	%	2.00000	%	04/01-04/30	59,255.00	-	-	-	-	59,255.00	-	-	59,255.00
E	2.00000	%	2.00000	%	2.00000	%	04/01-04/30	48,280.00	-	-	-	-	48,280.00	-	-	48,280.00
F	2.25000	%	2.25000	%	2.25000	%	04/01-04/30	29,628.75	-	-	-	-	29,628.75	-	-	29,628.75
G	2.25000	%	2.25000	%	2.25000	%	04/01-04/30	27,157.50	-	-	-	-	27,157.50	-	-	27,157.50
J-RR	0.00000	%	3.48513	%	3.48513	%	04/01-04/30	34,418.59	-	-	-	-	34,418.59	-	-	34,418.59
K-RR	0.00000	%	3.48513	%	3.48513	%	04/01-04/30	137,674.33	-	-	29,227.17	-	108,568.54	-	-	108,568.54
R	0.00000	%	0.00000	%	0.00000	%	04/01-04/30	-	-	-	-	-	-	-	-	-
S	0.00000	%	0.00000	%	0.00000	%	04/01-04/30	-	-	-	-	-	-	-	-	-
Total								2,109,439.84	-	-	29,227.17	-	2,080,334.05	-	-	2,080,334.05
Notional
X-A	0.00000	%	1.23367	%	1.23367	%	04/01-04/30	803,854.51	-	-	-	-	803,854.51	-	-	803,854.51
X-B	0.00000	%	0.94352	%	0.94352	%	04/01-04/30	71,437.99	-	-	-	-	71,437.99	-	-	71,437.99
X-D	0.00000	%	1.48513	%	1.48513	%	04/01-04/30	79,851.89	-	-	-	-	79,851.89	-	-	79,851.89
X-F	0.00000	%	1.23513	%	1.23513	%	04/01-04/30	16,264.64	-	-	-	-	16,264.64	-	-	16,264.64
X-G	0.00000	%	1.23513	%	1.23513	%	04/01-04/30	14,908.06	-	-	-	-	14,908.06	-	-	14,908.06
Total								986,317.09	-	-	-	-	986,317.09	-	-	986,317.09

Grand Total								3,095,756.93	-	-	29,227.17	-	3,066,651.14	-	-	3,066,651.14


Reports Available at sf.citidirect.com	v. 21.09.28	Page 4 of 31	© Copyright 2025 Citigroup

Benchmark 2021-B27 Mortgage Trust

Commercial Mortgage Pass-Through Certificates, Series 2021-B27

DISTRIBUTION INFORMATION - INTEREST SHORTFALL DETAIL

May 16, 2025


											Cap Carryover /
	Non-Recov Shortfall				Carry Forward Interest					Basis Risk Shortfall
			Other
Class	PPIS	SSRA	Shortfall	Prior	Int. on Prior	New	Paid	Outstanding	Prior	Int. on Prior	New	Paid	Outstanding

A-1	-	-	-	-	-	-	-	-	-	-	-	-	-
A-2	-	-	-	-	-	-	-	-	-	-	-	-	-
A-3	-	-	-	-	-	-	-	-	-	-	-	-	-
A-4	-	-	-	-	-	-	-	-	-	-	-	-	-
A-5	-	-	-	-	-	-	-	-	-	-	-	-	-
A-AB	-	-	-	-	-	-	-	-	-	-	-	-	-
A-S	-	-	-	-	-	-	-	-	-	-	-	-	-
B	-	-	-	-	-	-	-	-	-	-	-	-	-
C	-	-	-	-	-	-	-	-	-	-	-	-	-
COMB_VRR	-	-	-	-	-	-	-	-	-	-	-	-	-
D	-	-	-	-	-	-	-	-	-	-	-	-	-
E	-	-	-	-	-	-	-	-	-	-	-	-	-
F	-	-	-	-	-	-	-	-	-	-	-	-	-
G	-	-	-	-	-	-	-	-	-	-	-	-	-
J-RR	-	-	-	-	-	-	-	-	-	-	-	-	-
K-RR	-	-	-	41,793.70	121.38	29,105.79	-	71,020.87	-	-	-	-	-
R	-	-	-	-	-	-	-	-	-	-	-	-	-
S	-	-	-	-	-	-	-	-	-	-	-	-	-
Total	-	-	-	41,793.70	121.38	29,105.79	-	71,020.87	-	-	-	-	-
Notional
X-A	-	-	-	-	-	-	-	-	-	-	-	-	-
X-B	-	-	-	-	-	-	-	-	-	-	-	-	-
X-D	-	-	-	-	-	-	-	-	-	-	-	-	-
X-F	-	-	-	-	-	-	-	-	-	-	-	-	-
X-G	-	-	-	-	-	-	-	-	-	-	-	-	-
Total	-	-	-	-	-	-	-	-	-	-	-	-	-

Grand Total	-	-	-	41,793.70	121.38	29,105.79	-	71,020.87	-	-	-	-	-


Reports Available at sf.citidirect.com	v. 21.09.28	Page 5 of 31	© Copyright 2025 Citigroup

Benchmark 2021-B27 Mortgage Trust

Commercial Mortgage Pass-Through Certificates, Series 2021-B27

DISTRIBUTION INFORMATION - PRINCIPAL DETAIL

May 16, 2025


					Non-Cash		Cumulative
	Prior	Principal	Accreted	Realized Loss	Balance	Current	Realized	Class %		Class %		Sub %		Sub %
Class	Balance	Distributed	Principal	/(Recovery)	Change	Balance	Loss	Original		Current		Original		Current

A-1	-	-	-	-	-	-	-	1.71	%	0.00	%	30.00	%	30.79	%
A-2	30,069,208.63	391,810.23	-	-	-	29,677,398.40	-	3.47	%	2.78	%	30.00	%	30.79	%
A-3	83,071,000.00	-	-	-	-	83,071,000.00	-	7.59	%	7.79	%	30.00	%	30.79	%
A-4	175,000,000.00	-	-	-	-	175,000,000.00	-	16.00	%	16.42	%	30.00	%	30.79	%
A-5	396,379,000.00	-	-	-	-	396,379,000.00	-	36.24	%	37.19	%	30.00	%	30.79	%
A-AB	26,294,000.00	-	-	-	-	26,294,000.00	-	2.40	%	2.47	%	30.00	%	30.79	%
A-S	71,105,000.00	-	-	-	-	71,105,000.00	-	6.50	%	6.67	%	23.25	%	23.86	%
B	42,136,000.00	-	-	-	-	42,136,000.00	-	3.85	%	3.95	%	19.25	%	19.76	%
C	48,721,000.00	-	-	-	-	48,721,000.00	-	4.45	%	4.57	%	14.63	%	15.01	%
COMB_VRR	39,478,254.87	15,063.72	-	-	-	39,463,191.15	-	3.70	%	3.70	%	0.00	%	0.00	%
D	35,553,000.00	-	-	-	-	35,553,000.00	-	3.25	%	3.34	%	11.25	%	11.55	%
E	28,968,000.00	-	-	-	-	28,968,000.00	-	2.65	%	2.72	%	8.50	%	8.72	%
F	15,802,000.00	-	-	-	-	15,802,000.00	-	1.44	%	1.48	%	7.00	%	7.18	%
G	14,484,000.00	-	-	-	-	14,484,000.00	-	1.32	%	1.36	%	5.63	%	5.77	%
J-RR	11,851,000.00	-	-	-	-	11,851,000.00	-	1.08	%	1.11	%	4.50	%	4.62	%
K-RR	47,403,985.00	-	-	-	-	47,403,985.00	-	4.33	%	4.45	%	0.00	%	0.00	%
R	-	-	-	-	-	-	-	0.00	%	0.00	%	0.00	%	0.00	%
S	-	-	-	-	-	-	-	0.00	%	0.00	%	0.00	%	0.00	%

Total	1,066,315,448.50	406,873.95	-	-	-	1,065,908,574.55	-	99.98	%	100.00	%


Reports Available at sf.citidirect.com	v. 21.09.28	Page 6 of 31	© Copyright 2025 Citigroup

Benchmark 2021-B27 Mortgage Trust

Commercial Mortgage Pass-Through Certificates, Series 2021-B27

RECONCILIATION DETAIL

May 16, 2025


SOURCE OF FUNDS				ALLOCATION OF FUNDS

Interest Funds Available				Scheduled Fees
Scheduled Interest	3,110,834.39			Servicing Fee	4,894.66
Prepayment Interest Excess	-			Trustee/Certificate Administrator Fee	7,286.48
Prepayment Interest Shortfall	-			Operating Advisor Fee	1,128.55
Interest Adjustments	-			Asset Representations Reviewer Ongoing Fee	204.44
ASER Amount	(21,477.80	)		CREFC Intellectual Property Royalty License Fee	444.30
Realized Loss in Excess of Principal Balance	-
				Total Scheduled Fees			13,958.43
Total Interest Funds Available			3,089,356.59	Additional Fees, Expenses, etc.
Principal Funds Available				Additional Servicing Fee	-
Scheduled Principal	406,873.95			Special Servicing Fee	8,830.19
Unscheduled Principal Collections	-			Work-out Fee	-
Net Liquidation Proceeds	-			Liquidation Fee	-
Repurchased Principal	-			Trust Fund Expenses	-
Substitution Principal	-			Trust Advisor Expenses	-
Other Principal	-			Reimbursement of Interest on Advances to the Servicer	(83.17	)
				Borrower Reimbursable Trust Fund Expenses	-
Total Principal Funds Available			406,873.95
				Other Expenses	-
Other Funds Available
Yield Maintenance Charges	-			Total Additional Fees, Expenses, etc.			8,747.02
Initial Interest Deposit Amount	-			Distributions
Deposit of Withheld Amounts to the Interest Reserve Account	-			Interest Distribution	3,066,651.14
				Principal Distribution	406,873.95
Total Other Funds Available			-
				Yield Maintenance Charge Distribution	-
				Total Distributions			3,473,525.09




Total Funds Available			3,496,230.54
				Total Funds Allocated			3,496,230.54


Reports Available at sf.citidirect.com	v. 21.09.28	Page 7 of 31	© Copyright 2025 Citigroup

Benchmark 2021-B27 Mortgage Trust

Commercial Mortgage Pass-Through Certificates, Series 2021-B27

OTHER INFORMATION

May 16, 2025


Other Information
Monthly Debt Service Payment Advance	0.00

Has a Consultation Period Commenced?	N
Has a CCR Consultation Period Commenced?	N

Has a Control Period Terminated?	N
Has a Consultation Period Terminated?	N

Collateral Information
% of Cut-Off Principal Balance Outstanding	97.439978	%
Controlling Class Information
The Controlling Class Representative is KKR Real Estate Credit Opportunity Partners II L.P.,
There Are No Disclosable Special Servicer Fees.


Reports Available at sf.citidirect.com	v. 21.09.28	Page 8 of 31	© Copyright 2025 Citigroup

Benchmark 2021-B27 Mortgage Trust

Commercial Mortgage Pass-Through Certificates, Series 2021-B27

STRATIFICATION DETAIL

May 16, 2025


Anticipated Remaining Term

Anticipated Remaining	Asset	Ending Scheduled	% of			Wtd Avg
Term Range	Count	Balance	Agg.Bal. WAC		WAM	DSCR

60 Months or Less	10	188,123,220.98	17.65	3.1385	41	2.316350
61 to 90 Months	43	877,785,353.57	82.35	3.5784	71	2.359943
91 Months or Greater	0	0.00	0.00	0.0000	0	0.000000
Total	53	1,065,908,574.55	100.00	3.5008	66	2.352249

Debt Service Coverage Ratio

Debt Service Coverage	Asset	Ending Scheduled	% of			Wtd Avg
Ratio Range	Count	Balance	Agg.Bal. WAC		WAM	DSCR

1.250 or Less	3	103,590,810.71	9.72	4.1923	73	1.149280
1.251 to 1.500	3	24,101,685.21	2.26	3.7565	73	1.380948
1.501 to 1.750	4	60,135,409.80	5.64	3.8321	73	1.558149
1.751 to 2.000	9	151,032,617.17	14.17	3.6233	65	1.887254
2.001 to 2.250	8	123,623,416.37	11.60	3.6040	62	2.211285
2.251 to 2.500	3	159,859,030.00	15.00	3.0464	57	2.374876
2.501 to 2.750	12	271,785,605.29	25.50	3.4035	66	2.620103
2.751 to 3.000	1	6,500,000.00	0.61	3.7350	73	2.890000
3.001 to 3.250	3	89,900,000.00	8.43	3.1263	72	3.108242
3.251 to 3.500	0	0.00	0.00	0.0000	0	0.000000
3.501 to 3.750	2	23,815,000.00	2.23	3.8083	72	3.641570
3.751 to 4.000	1	4,600,000.00	0.43	3.7000	37	3.920000
4.001 or Greater	4	46,965,000.00	4.41	3.3727	70	4.431325
Total	53	1,065,908,574.55	100.00	3.5008	66	2.352249


Reports Available at sf.citidirect.com	v. 21.09.28	Page 9 of 31	© Copyright 2025 Citigroup

Benchmark 2021-B27 Mortgage Trust

Commercial Mortgage Pass-Through Certificates, Series 2021-B27

STRATIFICATION DETAIL

May 16, 2025


Ending Schedule Balance

Ending Schedule Balance	Asset	Ending Scheduled	% of			Wtd Avg
Range	Count	Balance	Agg.Bal. WAC WAM			DSCR

1 to 5,000,000	5	19,215,740.06	1.80	3.9530	56	2.832642
10,000,001 to 15,000,000	12	155,170,774.61	14.56	3.6852	60	2.786233
15,000,001 to 20,000,000	8	146,307,346.77	13.73	3.4590	67	2.455258
20,000,001 to 25,000,000	0	0.00	0.00	0.0000	0	0.000000
25,000,001 to 30,000,000	5	139,960,000.00	13.13	3.4620	72	2.301163
30,000,001 to 35,000,000	2	63,200,000.00	5.93	3.7113	73	2.220728
35,000,001 to 40,000,000	3	114,973,631.92	10.79	3.2174	68	1.864621
40,000,001 to 45,000,000	1	45,000,000.00	4.22	3.1000	73	3.020000
45,000,001 to 50,000,000	2	100,000,000.00	9.38	3.5817	73	2.680000
5,000,001 to 10,000,000	12	89,686,153.01	8.41	3.7272	66	2.216769
50,000,001 to 55,000,000	0	0.00	0.00	0.0000	0	0.000000
55,000,001 to 60,000,000	1	58,285,898.18	5.47	4.5500	74	1.110000
60,000,001 to 65,000,000	0	0.00	0.00	0.0000	0	0.000000
65,000,001 to 70,000,000	2	134,109,030.00	12.58	2.9190	54	2.364292
70,000,001 to 75,000,000	0	0.00	0.00	0.0000	0	0.000000
75,000,001 to 80,000,000	0	0.00	0.00	0.0000	0	0.000000
80,000,001 to 85,000,000	0	0.00	0.00	0.0000	0	0.000000
85,000,000+	0	0.00	0.00	0.0000	0	0.000000
Total	53	1,065,908,574.55	100.00	3.5008	66	2.352249


Reports Available at sf.citidirect.com	v. 21.09.28	Page 10 of 31	© Copyright 2025 Citigroup

Benchmark 2021-B27 Mortgage Trust

Commercial Mortgage Pass-Through Certificates, Series 2021-B27

STRATIFICATION DETAIL

May 16, 2025


Loan Rate

	Asset	Ending Scheduled	% of			Wtd Avg
Loan Rate Range	Count	Balance	Agg.Bal. WAC WAM			DSCR

4.00 or Less	42	908,787,326.06	85.26	3.3514	66	2.462396
4.01 to 4.25	5	31,912,614.29	2.99	4.1002	46	1.806198
4.26 to 4.50	5	66,922,736.02	6.28	4.3288	68	2.198806
4.51 to 4.75	1	58,285,898.18	5.47	4.5500	74	1.110000
4.76 to 5.00	0	0.00	0.00	0.0000	0	0.000000
5.01 to 5.25	0	0.00	0.00	0.0000	0	0.000000
5.26 to 5.50	0	0.00	0.00	0.0000	0	0.000000
5.51 to 5.75	0	0.00	0.00	0.0000	0	0.000000
5.76 to 6.00	0	0.00	0.00	0.0000	0	0.000000
6.01 to 6.25	0	0.00	0.00	0.0000	0	0.000000
6.26 to 6.50	0	0.00	0.00	0.0000	0	0.000000
6.51 to 6.75	0	0.00	0.00	0.0000	0	0.000000
6.76 to 7.00	0	0.00	0.00	0.0000	0	0.000000
7.01 or Greater	0	0.00	0.00	0.0000	0	0.000000
Total	53	1,065,908,574.55	100.00	3.5008	66	2.352249

Property Type

	Asset	Ending Scheduled	% of			Wtd Avg
Property Type Range	Count	Balance	Agg.Bal. WAC WAM			DSCR

Industrial	7	179,479,724.21	16.84	3.2333	51	2.343519
Lodging	3	42,840,152.39	4.02	3.9547	64	3.025246
Mixed Use	3	33,112,434.24	3.11	3.7469	73	1.871145
Multifamily	4	66,560,000.00	6.24	3.7178	73	2.449052
Office	20	508,020,608.23	47.66	3.4414	69	2.283484
Other	2	63,200,000.00	5.93	3.7113	73	2.220728
Retail	9	103,792,582.63	9.74	3.8840	65	2.437409
Self Storage	4	63,788,631.92	5.98	3.1901	71	2.646808
Total	53	1,065,908,574.55	100.00	3.5008	66	2.352249


Reports Available at sf.citidirect.com	v. 21.09.28	Page 11 of 31	© Copyright 2025 Citigroup

Benchmark 2021-B27 Mortgage Trust

Commercial Mortgage Pass-Through Certificates, Series 2021-B27

STRATIFICATION DETAIL

May 16, 2025


Remaining Amortization Term

Remaining Amortization	Asset	Ending Scheduled	% of			Wtd Avg
Term Range	Count	Balance	Agg.Bal.	WAC	WAM	DSCR

240 Months or Less	36	807,179,405.00	75.73	3.3960	66	2.517239
241 to 270 Months	2	50,796,367.94	4.77	3.1612	69	1.847935
271 to 300 Months	0	0.00	0.00	0.0000	0	0.000000
301 Months or Greater	15	207,932,801.61	19.51	3.9902	64	1.834970
Total	53	1,065,908,574.55	100.00	3.5008	66	2.352249

Seasoning

	Asset	Ending Scheduled	% of			Wtd Avg
Seasoning Range	Count	Balance	Agg.Bal.	WAC	WAM	DSCR

12 Months or Less	0	0.00	0.00	0.0000	0	0.000000
13 to 24 Months	0	0.00	0.00	0.0000	0	0.000000
25 to 36 Months	0	0.00	0.00	0.0000	0	0.000000
37 to 48 Months	40	848,073,509.63	79.56	3.5133	67	2.378467
49 Months or Greater	13	217,835,064.92	20.44	3.4520	63	2.250176
Total	53	1,065,908,574.55	100.00	3.5008	66	2.352249


Reports Available at sf.citidirect.com	v. 21.09.28	Page 12 of 31	© Copyright 2025 Citigroup

Benchmark 2021-B27 Mortgage Trust

Commercial Mortgage Pass-Through Certificates, Series 2021-B27

STRATIFICATION DETAIL

May 16, 2025


State

	Asset	Ending Scheduled	% of			Wtd Avg
State Range	Count	Balance	Agg.Bal. WAC WAM			DSCR

Alabama	2	73,108,634.20	6.86	4.4993	70	1.278282
California	13	246,262,434.24	23.10	3.2910	69	2.801601
Connecticut	1	5,102,885.91	0.48	3.8900	73	1.450000
Georgia	1	3,679,375.00	0.35	3.9400	73	2.570000
Illinois	2	18,965,000.00	1.78	3.7844	73	3.151410
Michigan	1	4,000,000.00	0.38	3.9900	36	4.250000
N/A	5	145,082,661.92	13.61	3.0620	55	2.159632
Nevada	1	10,465,000.00	0.98	3.0500	74	4.080000
New Jersey	2	18,711,808.30	1.76	4.0318	18	2.389043
New Mexico	1	5,114,440.93	0.48	4.0610	73	1.930000
New York	12	331,961,142.82	31.14	3.5886	70	2.272282
Ohio	1	9,556,000.00	0.90	3.4300	37	2.210000
Oregon	2	11,666,162.58	1.09	3.7561	73	1.534017
South Carolina	2	18,017,416.37	1.69	3.9099	64	2.884203
Tennessee	2	58,105,612.28	5.45	3.5329	73	2.542132
Texas	2	26,000,000.00	2.44	3.6524	73	2.912500
Washington	2	51,900,000.00	4.87	3.0048	59	2.240000
West Virginia	1	28,210,000.00	2.65	3.6570	74	1.230000
Total	53	1,065,908,574.55	100.00	3.5008	66	2.352249


Reports Available at sf.citidirect.com	v. 21.09.28	Page 13 of 31	© Copyright 2025 Citigroup

Benchmark 2021-B27 Mortgage Trust

Commercial Mortgage Pass-Through Certificates, Series 2021-B27

MORTGAGE LOAN DETAIL

May 16, 2025


			Prop			Paid					Beginning	Ending		Payment Workout Mod
			Type			Through	Gross		Interest	Principal	Scheduled	Scheduled	Maturity	Status		Strategy Code
Loan ID	OMCR		(1)	City	State	Date	Coupon		Payment	Payment	Balance	Balance	Date	(2	)	(3	)	(4	)

30507306	10		SS			05/01/2025	2.69200	%	80,935.71	104,694.98	36,078,326.90	35,973,631.92	07/01/2031	0		0		0
30507210	11		OF	New York	NY	05/06/2025	3.92000	%	127,400.00	-	39,000,000.00	39,000,000.00	06/06/2031	0		0		0
30507332	12		N/A	Culver City	CA	12/06/2024	3.74000	%	102,850.00	-	33,000,000.00	33,000,000.00	06/06/2031	3		2		0
30507323	13		N/A	New York	NY	05/06/2025	3.68000	%	92,613.33	-	30,200,000.00	30,200,000.00	06/06/2031	0		0		0
30530139	14		OF	Manhattan Beach	CA	05/06/2025	3.14400	%	78,600.00	-	30,000,000.00	30,000,000.00	05/06/2031	0		0		0
30506942	15		OF	Charleston	WV	03/01/2025	3.65700	%	85,969.98	-	28,210,000.00	28,210,000.00	07/01/2031	1		2		0
30319809	16	A2	IN	Hopewell Junction	NY	05/06/2025	3.80000	%	88,666.67	-	28,000,000.00	28,000,000.00	05/06/2031	0		8		8
30507244	17		OF	Bakersfield	CA	05/06/2025	3.04000	%	70,933.33	-	28,000,000.00	28,000,000.00	06/06/2031	0		0		0
30507253	18		RT	Brooklyn	NY	04/06/2025	3.71000	%	79,610.42	-	25,750,000.00	25,750,000.00	06/06/2031	B		0		0
30530156	19		LO	San Diego	CA	05/06/2025	3.73500	%	59,137.50	-	19,000,000.00	19,000,000.00	06/06/2031	0		0		0
30319801	1	-C-4	OF	Burlingame	CA	05/06/2025	3.01680	%	50,280.00	-	20,000,000.00	20,000,000.00	01/06/2033	0		0		0
30319802	1	-C-5	OF	Burlingame	CA	05/06/2025	3.01680	%	50,280.00	-	20,000,000.00	20,000,000.00	01/06/2033	0		0		0
30530131	20	A2	OF	New Hyde Park	NY	05/06/2025	3.85600	%	55,033.71	31,759.22	17,126,671.75	17,094,912.53	04/06/2031	0		0		0
30507341	21		MU	Temecula	CA	05/06/2025	3.64000	%	49,270.80	30,686.00	16,243,120.24	16,212,434.24	07/06/2031	0		0		0
30319810	22	A2	LO	Daphne	AL	05/06/2025	4.30000	%	53,255.69	39,316.38	14,862,052.40	14,822,736.02	02/06/2030	0		0		0
30507259	23		OF	San Antonio	TX	05/06/2025	3.17000	%	39,360.83	-	14,900,000.00	14,900,000.00	06/06/2031	0		0		0
30507246	24		SS	Romeoville	IL	05/06/2025	3.71000	%	45,803.04	-	14,815,000.00	14,815,000.00	06/06/2031	0		0		0
30507152	25		IN	Passaic	NJ	05/06/2025	4.14000	%	48,757.89	20,914.46	14,132,722.76	14,111,808.30	05/06/2026	0		0		0
30530152	27		OF	Sunnyvale	CA	05/06/2025	2.93000	%	32,962.50	-	13,500,000.00	13,500,000.00	06/06/2031	0		0		0
30507299	28		RT	Bronx	NY	05/01/2025	3.55400	%	35,626.99	23,141.39	12,029,371.68	12,006,230.29	06/01/2026	0		0		0
30507330	29		OF	Carson	CA	05/06/2025	3.61000	%	36,551.25	-	12,150,000.00	12,150,000.00	06/06/2031	0		0		0
30319803	2	-C-3	OF	Burlingame	CA	05/06/2025	3.01680	%	40,224.00	-	16,000,000.00	16,000,000.00	01/06/2033	0		0		0
30319804	2	-C-4	OF	Burlingame	CA	05/06/2025	3.01680	%	25,140.00	-	10,000,000.00	10,000,000.00	01/06/2033	0		0		0
30507307	30		OF	Sugar Land	TX	05/01/2025	4.30000	%	39,775.00	-	11,100,000.00	11,100,000.00	07/01/2031	0		0		0
30319811	31		RT	Las Vegas	NV	05/11/2025	3.05000	%	26,598.54	-	10,465,000.00	10,465,000.00	06/11/2031	0		0		0
30507252	32		MU	Pomona	CA	03/06/2025	3.92100	%	33,982.00	-	10,400,000.00	10,400,000.00	06/06/2031	1		0		0
30319812	33		LO	Florence	SC	05/06/2025	3.85000	%	28,988.28	17,892.54	9,035,308.91	9,017,416.37	03/06/2030	0		0		0
30530149	34		OF	Portland	OR	05/06/2025	3.62000	%	26,838.50	16,942.76	8,896,740.28	8,879,797.52	06/06/2031	0		0		0
30507266	35		IN	Fairborn	OH	05/06/2025	3.43000	%	27,314.23	-	9,556,000.00	9,556,000.00	06/06/2028	0		0		0
30319813	36		SS	Bluffton	SC	05/06/2025	3.97000	%	29,775.00	-	9,000,000.00	9,000,000.00	05/06/2031	0		0		0
30319814	37		RT	Fairview	TN	05/06/2025	3.53000	%	23,885.25	14,020.39	8,119,632.67	8,105,612.28	06/06/2031	0		0		0
30319815	38		MF	Brooklyn	NY	05/06/2025	3.90000	%	21,645.00	-	6,660,000.00	6,660,000.00	06/06/2031	0		0		0


Reports Available at sf.citidirect.com	v. 21.09.28	Page 14 of 31	© Copyright 2025 Citigroup

Benchmark 2021-B27 Mortgage Trust

Commercial Mortgage Pass-Through Certificates, Series 2021-B27

MORTGAGE LOAN DETAIL

May 16, 2025


			Prop			Paid					Beginning	Ending		Payment Workout Mod
			Type			Through	Gross		Interest	Principal	Scheduled	Scheduled	Maturity	Status		Strategy Code
Loan ID	OMCR		(1)	City	State	Date	Coupon		Payment	Payment	Balance	Balance	Date	(2	)	(3	)	(4	)

30530151	39		MU	New York	NY	05/06/2025	3.73500	%	20,231.25	-	6,500,000.00	6,500,000.00	06/06/2031	0		0		0
30319807	3	A2	OF	New York	NY	05/11/2025	3.36818	%	185,250.00	-	66,000,000.00	66,000,000.00	06/11/2031	0		0		0
30507068	3	-C-3	OF	Burlingame	CA	05/06/2025	3.01680	%	45,252.00	-	18,000,000.00	18,000,000.00	01/06/2033	0		0		0
30507319	40		MF	Bronx	NY	05/06/2025	4.03000	%	19,310.42	-	5,750,000.00	5,750,000.00	06/06/2031	0		0		0
30507410	41		MH		NM	05/06/2025	4.06100	%	17,338.96	9,112.67	5,123,553.60	5,114,440.93	06/06/2031	0		0		0
30507255	42		IN	Guilford	CT	05/06/2025	3.89000	%	16,572.13	9,338.12	5,112,224.03	5,102,885.91	06/06/2031	0		0		0
30507264	43		IN		NJ	05/06/2025	3.70000	%	14,183.33	-	4,600,000.00	4,600,000.00	06/06/2028	0		0		0
30507265	44		MF	Chicago	IL	05/06/2025	4.05000	%	14,006.25	-	4,150,000.00	4,150,000.00	06/06/2031	0		0		0
30507154	45		SS	Romulus	MI	05/06/2025	3.99000	%	13,300.00	-	4,000,000.00	4,000,000.00	05/06/2028	0		0		0
30507327	46		RT	Snellville	GA	05/06/2025	3.94000	%	12,080.61	-	3,679,375.00	3,679,375.00	06/06/2031	0		0		0
30507333	47		RT	Newberg	OR	05/06/2025	4.19000	%	9,745.05	4,579.73	2,790,944.79	2,786,365.06	06/06/2031	0		0		0
30507314	4	A1	OF	Birmingham	AL	05/05/2025	4.55000	%	221,321.00	84,475.31	58,370,373.49	58,285,898.18	07/05/2031	0		98		0
30507035	5	A3	OF	Seattle	WA	05/06/2025	3.00483	%	100,161.10	-	40,000,000.00	40,000,000.00	05/06/2033	0		0		0
30507037	5	A3	OF	Seattle	WA	05/06/2025	3.00483	%	29,797.93	-	11,900,000.00	11,900,000.00	05/06/2033	0		0		0
30507328	6	A1	IN	Cookeville	TN	05/06/2025	3.53333	%	147,222.08	-	50,000,000.00	50,000,000.00	06/06/2031	0		0		0
30507320	7		MF		NY	05/06/2025	3.63000	%	151,250.00	-	50,000,000.00	50,000,000.00	06/06/2031	0		0		0
30530157	8		OF	New York	NY	05/06/2025	3.10000	%	116,250.00	-	45,000,000.00	45,000,000.00	06/06/2031	0		0		0
30319808	9	A1	RT			05/06/2025	4.34700	%	72,450.00	-	20,000,000.00	20,000,000.00	04/06/2036	0		0		0
30319816	9	A2	RT			05/06/2025	4.34700	%	54,337.50	-	15,000,000.00	15,000,000.00	04/06/2036	0		0		0
30319817	9	A3	RT			05/06/2025	4.34700	%	21,735.00	-	6,000,000.00	6,000,000.00	04/06/2036	0		0		0
30319806	A-1	-B	IN			05/09/2025	2.48380	%	140,974.34	-	68,109,030.00	68,109,030.00	04/09/2028	0		0		0
Total	Count = 53								3,110,834.39	406,873.95	1,066,315,448.50	1,065,908,574.55


Reports Available at sf.citidirect.com	v. 21.09.28	Page 15 of 31	© Copyright 2025 Citigroup

Benchmark 2021-B27 Mortgage Trust

Commercial Mortgage Pass-Through Certificates, Series 2021-B27

NOI DETAIL

May 16, 2025


			Property			Ending	Preceding	Most	Most Recent	Most Recent
			Type			Scheduled	Fiscal	Recent	Financial As of	Financial Asof
Loan ID	OMCR		(1)	City	State	Balance	Year NOI	NOI	Start Date	End Date

30507306	10		SS			35,973,631.92	4,094,327.86	4,094,327.86	Not Available	Not Available
30507210	11		OF	New York	NY	39,000,000.00	2,387,494.90	2,387,494.90	Not Available	Not Available
30507332	12		N/A	Culver City	CA	33,000,000.00	3,202,651.01	3,202,651.01	Not Available	Not Available
30507323	13		N/A	New York	NY	30,200,000.00	2,146,372.23	2,146,372.23	Not Available	Not Available
30530139	14		OF	Manhattan Beach	CA	30,000,000.00	3,188,622.35	3,188,622.35	Not Available	Not Available
30506942	15		OF	Charleston	WV	28,210,000.00	1,534,383.12	1,685,649.80	Not Available	Not Available
30319809	16	A2	IN	Hopewell Junction	NY	28,000,000.00	7,176,931.62	7,176,931.62	Not Available	Not Available
30507244	17		OF	Bakersfield	CA	28,000,000.00	2,305,566.48	2,305,566.48	Not Available	Not Available
30507253	18		RT	Brooklyn	NY	25,750,000.00	2,320,210.88	2,490,217.76	Not Available	Not Available
30530156	19		LO	San Diego	CA	19,000,000.00	3,517,058.91	3,517,058.91	Not Available	Not Available
30319801	1	-C-4	OF	Burlingame	CA	20,000,000.00	49,607,786.00	49,678,238.67	Not Available	Not Available
30319802	1	-C-5	OF	Burlingame	CA	20,000,000.00	49,607,786.00	49,678,238.67	Not Available	Not Available
30530131	20	A2	OF	New Hyde Park	NY	17,094,912.53	3,663,721.10	3,663,721.10	Not Available	Not Available
30507341	21		MU	Temecula	CA	16,212,434.24	1,422,696.24	1,422,696.24	Not Available	Not Available
30319810	22	A2	LO	Daphne	AL	14,822,736.02	4,206,448.56	4,206,448.56	Not Available	Not Available
30507259	23		OF	San Antonio	TX	14,900,000.00	1,585,152.09	1,645,237.58	Not Available	Not Available
30507246	24		SS	Romeoville	IL	14,815,000.00	2,036,086.67	2,036,086.67	Not Available	Not Available
30507152	25		IN	Passaic	NJ	14,111,808.30	1,311,467.26	1,288,276.22	Not Available	Not Available
30530152	27		OF	Sunnyvale	CA	13,500,000.00	2,031,193.00	2,031,193.00	Not Available	Not Available
30507299	28		RT	Bronx	NY	12,006,230.29	1,870,544.73	1,870,544.73	Not Available	Not Available
30507330	29		OF	Carson	CA	12,150,000.00	1,198,698.22	1,198,698.22	Not Available	Not Available
30319803	2	-C-3	OF	Burlingame	CA	16,000,000.00	49,607,786.00	49,678,238.67	Not Available	Not Available
30319804	2	-C-4	OF	Burlingame	CA	10,000,000.00	49,607,786.00	49,678,238.67	Not Available	Not Available
30507307	30		OF	Sugar Land	TX	11,100,000.00	1,118,229.13	1,181,623.81	Not Available	Not Available
30319811	31		RT	Las Vegas	NV	10,465,000.00	1,373,742.65	1,373,742.65	Not Available	Not Available
30507252	32		MU	Pomona	CA	10,400,000.00	859,101.89	859,101.89	Not Available	Not Available
30319812	33		LO	Florence	SC	9,017,416.37	1,293,943.73	1,293,943.73	Not Available	Not Available
30530149	34		OF	Portland	OR	8,879,797.52	1,008,795.64	1,008,795.64	Not Available	Not Available
30507266	35		IN	Fairborn	OH	9,556,000.00	777,637.36	777,637.36	Not Available	Not Available
30319813	36		SS	Bluffton	SC	9,000,000.00	1,357,113.96	1,357,113.96	Not Available	Not Available
30319814	37		RT	Fairview	TN	8,105,612.28	815,098.12	815,098.12	Not Available	Not Available
30319815	38		MF	Brooklyn	NY	6,660,000.00	476,533.28	476,533.28	Not Available	Not Available
Reports Available at sf.citidirect.com			v. 21.09.28			Page 16 of 31			© Copyright 2025 Citigroup

Benchmark 2021-B27 Mortgage Trust

Commercial Mortgage Pass-Through Certificates, Series 2021-B27

NOI DETAIL

May 16, 2025


			Property			Ending	Preceding	Most	Most Recent	Most Recent
			Type			Scheduled	Fiscal	Recent	Financial As of	Financial Asof
Loan ID	OMCR		(1)	City	State	Balance	Year NOI	NOI	Start Date	End Date

30530151	39		MU	New York	NY	6,500,000.00	732,128.24	732,128.24	Not Available	Not Available
30319807	3	A2	OF	New York	NY	66,000,000.00	17,497,531.93	18,273,594.00	Not Available	Not Available
30507068	3	-C-3	OF	Burlingame	CA	18,000,000.00	49,607,786.00	49,678,238.67	Not Available	Not Available
30507319	40		MF	Bronx	NY	5,750,000.00	460,605.28	460,605.28	Not Available	Not Available
30507410	41		MH		NM	5,114,440.93	625,695.92	625,695.92	Not Available	Not Available
30507255	42		IN	Guilford	CT	5,102,885.91	479,659.23	480,183.90	Not Available	Not Available
30507264	43		IN		NJ	4,600,000.00	712,103.56	712,103.56	Not Available	Not Available
30507265	44		MF	Chicago	IL	4,150,000.00	289,479.13	66,435.62	01/01/2025	03/31/2025
30507154	45		SS	Romulus	MI	4,000,000.00	693,819.46	693,819.46	Not Available	Not Available
30507327	46		RT	Snellville	GA	3,679,375.00	385,200.00	385,200.00	Not Available	Not Available
30507333	47		RT	Newberg	OR	2,786,365.06	223,126.58	223,126.58	Not Available	Not Available
30507314	4	A1	OF	Birmingham	AL	58,285,898.18	6,178,436.64	6,178,436.64	Not Available	Not Available
30507035	5	A3	OF	Seattle	WA	40,000,000.00	26,871,310.07	26,871,310.07	Not Available	Not Available
30507037	5	A3	OF	Seattle	WA	11,900,000.00	26,871,310.07	26,871,310.07	Not Available	Not Available
30507328	6	A1	IN	Cookeville	TN	50,000,000.00	7,356,634.30	7,356,634.30	Not Available	Not Available
30507320	7		MF		NY	50,000,000.00	4,964,464.65	4,964,464.65	Not Available	Not Available
30530157	8		OF	New York	NY	45,000,000.00	4,805,932.12	4,805,932.12	Not Available	Not Available
30319808	9	A1	RT			20,000,000.00	4,042,414.16	992,830.92	01/01/2025	03/31/2025
30319816	9	A2	RT			15,000,000.00	4,042,414.16	992,830.92	01/01/2025	03/31/2025
30319817	9	A3	RT			6,000,000.00	4,042,414.16	992,830.92	01/01/2025	03/31/2025
30319806	A-1	-B	IN			68,109,030.00	31,778,808.00	30,933,574.00	Not Available	Not Available
Total	Count = 53					1,065,908,574.55	451,372,240.65	442,705,626.20


Reports Available at sf.citidirect.com	v. 21.09.28	Page 17 of 31	© Copyright 2025 Citigroup

Benchmark 2021-B27 Mortgage Trust

Commercial Mortgage Pass-Through Certificates, Series 2021-B27

DELINQUENCY LOAN DETAIL

May 16, 2025


		Actual	Paid	Current P&I	Total P&I	Cumulative	Other Expense	Payment Workout				Most Recent
		Principal	Through	Advances	Advances	Accrued Unpaid	Advances	Status		Strategy		Special Serv	Foreclosure	Bankruptcy	REO
Loan ID	OMCR	Balance	Date	(Net of ASER)	Outstanding	Interest Advances	Outstanding	(2	)	(3	)	Transfer Date	Date	Date	Date

30507332	12	33,000,000.00	12/06/2024	102,781.25	517,332.28	6,646.23	2,500.00	3		2		03/10/2025
30506942	15	28,210,000.00	03/01/2025	64,433.41	153,208.32	2,418.73	36,278.08	1		2		11/08/2023
30507253	18	25,750,000.00	04/06/2025	79,556.77	79,556.77	101.59	2,500.00	B		0
30507252	32	10,400,000.00	03/06/2025	33,960.33	69,052.67	197.39	-	1		0
Total	Count = 4	97,360,000.00		280,731.76	819,150.04	9,363.94	41,278.08


Reports Available at sf.citidirect.com	v. 21.09.28	Page 18 of 31	© Copyright 2025 Citigroup

Benchmark 2021-B27 Mortgage Trust

Commercial Mortgage Pass-Through Certificates, Series 2021-B27

COLLATERAL PERFORMANCE - DELINQUENCY AND LOAN STATUS DETAIL

–

May 16, 2025


							Delinquent
					(Does not include loans in Bankruptcy, Foreclosure, or REO)

			30	Day			60	Day			90	Day	120			+ Day	Bankruptcy				Foreclosure						REO

Distribution

Date	Count		Balance		Count		Balance		Count		Balance		Count		Balance		Count		Balance		Count		Balance		Count			Balance


	2		38,610,000		0		0		0		0		1		33,000,000		0		0		0		0		0			0
05/16/2025
	3.8	%	0.0	%	0.0	%	0.0	%	0.0	%	0.0	%	1.9	%	0.0	%	0.0	%	0.0	%	0.0	%	0.0	%	0.0	%		0.0	%

	0		0		0		0		1		33,000,000		0		0		0		0		0		0		0			0
04/17/2025
	0.0	%	0.0	%	0.0	%	0.0	%	1.9	%	0.0	%	0.0	%	0.0	%	0.0	%	0.0	%	0.0	%	0.0	%	0.0	%		0.0	%

	2		56,210,000		1		33,000,000		0		0		0		0		0		0		0		0		0			0
03/17/2025
	3.8	%	0.0	%	1.9	%	0.0	%	0.0	%	0.0	%	0.0	%	0.0	%	0.0	%	0.0	%	0.0	%	0.0	%	0.0	%		0.0	%

	2		37,150,000		2		40,400,000		0		0		0		0		0		0		0		0		0			0
02/18/2025
	3.8	%	0.0	%	3.8	%	0.0	%	0.0	%	0.0	%	0.0	%	0.0	%	0.0	%	0.0	%	0.0	%	0.0	%	0.0	%		0.0	%

	2		14,550,000		0		0		1		30,000,000		0		0		0		0		0		0		0			0
01/17/2025
	3.8	%	0.0	%	0.0	%	0.0	%	1.9	%	0.0	%	0.0	%	0.0	%	0.0	%	0.0	%	0.0	%	0.0	%	0.0	%		0.0	%

	1		4,150,000		1		30,000,000		0		0		0		0		0		0		0		0		0			0
12/17/2024
	1.9	%	0.0	%	1.9	%	0.0	%	0.0	%	0.0	%	0.0	%	0.0	%	0.0	%	0.0	%	0.0	%	0.0	%	0.0	%		0.0	%

	1		30,000,000		0		0		0		0		0		0		0		0		0		0		0			0
11/18/2024
	1.9	%	0.0	%	0.0	%	0.0	%	0.0	%	0.0	%	0.0	%	0.0	%	0.0	%	0.0	%	0.0	%	0.0	%	0.0	%		0.0	%

	0		0		0		0		0		0		0		0		0		0		0		0		0			0
10/18/2024
	0.0	%	0.0	%	0.0	%	0.0	%	0.0	%	0.0	%	0.0	%	0.0	%	0.0	%	0.0	%	0.0	%	0.0	%	0.0	%		0.0	%

	0		0		0		0		0		0		0		0		0		0		0		0		0			0
09/17/2024
	0.0	%	0.0	%	0.0	%	0.0	%	0.0	%	0.0	%	0.0	%	0.0	%	0.0	%	0.0	%	0.0	%	0.0	%	0.0	%		0.0	%

	1		5,184,192		0		0		0		0		0		0		0		0		0		0		0			0
08/16/2024
	1.9	%	0.0	%	0.0	%	0.0	%	0.0	%	0.0	%	0.0	%	0.0	%	0.0	%	0.0	%	0.0	%	0.0	%	0.0	%		0.0	%

	0		0		0		0		0		0		0		0		0		0		0		0		0			0
07/17/2024
	0.0	%	0.0	%	0.0	%	0.0	%	0.0	%	0.0	%	0.0	%	0.0	%	0.0	%	0.0	%	0.0	%	0.0	%	0.0	%		0.0	%

	0		0		1		3,679,375		0		0		0		0		0		0		0		0		0			0
06/17/2024
	0.0	%	0.0	%	1.9	%	0.0	%	0.0	%	0.0	%	0.0	%	0.0	%	0.0	%	0.0	%	0.0	%	0.0	%	0.0	%		0.0	%


Reports Available at sf.citidirect.com	v. 21.09.28	Page 19 of 31	© Copyright 2025 Citigroup

Benchmark 2021-B27 Mortgage Trust

Commercial Mortgage Pass-Through Certificates, Series 2021-B27

APPRAISAL REDUCTION DETAIL

May 16, 2025


			Beginning	Ending	Appraisal	Appraisal	Most Recent	Cumulative
Loan ID	OMCR	Property Name	Scheduled Balance	Scheduled Balance	Reduction Amount	Reduction Date	ASER Amount	ASER Amount

30506942	15	Chase Tower	28,210,000.00	28,210,000.00	7,052,500.00	04/11/2025	21,477.80	21,477.80


Reports Available at sf.citidirect.com	v. 21.09.28	Page 20 of 31	© Copyright 2025 Citigroup

Benchmark 2021-B27 Mortgage Trust

Commercial Mortgage Pass-Through Certificates, Series 2021-B27

HISTORICAL APPRAISAL REDUCTION DETAIL

May 16, 2025


Distribution				Beginning	Ending	Appraisal	Appraisal	Most Recent	Cumulative
Date	Loan ID	OMCR	Property Name	Scheduled Balance	Scheduled Balance	Reduction Amount	Reduction Date	ASER Amount	ASER Amount

5/16/2025	30506942	15	Chase Tower	28,210,000.00	28,210,000.00	7,052,500.00	04/11/2025	21,477.80	21,477.80


Reports Available at sf.citidirect.com	v. 21.09.28	Page 21 of 31	© Copyright 2025 Citigroup

Benchmark 2021-B27 Mortgage Trust

Commercial Mortgage Pass-Through Certificates, Series 2021-B27

LOAN MODIFICATION DETAIL

May 16, 2025


				Modification	Modification
Loan ID	OMCR		Property Name	Date	Code (4)

30319809	16	A2	iPark 84 Innovation Center	12/19/2024	8


Reports Available at sf.citidirect.com	v. 21.09.28	Page 22 of 31	© Copyright 2025 Citigroup

Benchmark 2021-B27 Mortgage Trust

Commercial Mortgage Pass-Through Certificates, Series 2021-B27

HISTORICAL LOAN MODIFICATION DETAIL

May 16, 2025


Distribution					Modification	Modification
Date	Loan ID	OMCR		Property Name	Date	Code (4)

05/16/2025	30319809	16	A2	iPark 84 Innovation Center	12/19/2024	8
04/17/2025	30319809	16	A2	iPark 84 Innovation Center	12/19/2024	8
03/17/2025	30319809	16	A2	iPark 84 Innovation Center	12/19/2024	8
02/18/2025	30319809	16	A2	iPark 84 Innovation Center	12/19/2024	8


Reports Available at sf.citidirect.com	v. 21.09.28	Page 23 of 31	© Copyright 2025 Citigroup

Benchmark 2021-B27 Mortgage Trust

Commercial Mortgage Pass-Through Certificates, Series 2021-B27

SPECIALLY SERVICED LOAN DETAIL

May 16, 2025


				Special Servicing		Ending	Ending	Most	Most Recent	Most Recent	Most Recent
			Workout	Fee Amount		Scheduled	Actual	Recent	Valuation	Special Servicer	Master Servicer
Loan ID	OMCR		Strategy (3)	Plus Adjustments		Balance	Balance	Value	Date	Transfer Date	Return Date

30506942	15		2	5,877.08		28,210,000.00	28,210,000.00	43,400,000.00	03/02/2021	11/08/2023
30507314	4	A1	98	(3,921.89	)	58,285,898.18	58,285,898.18	114,500,000.00	04/12/2021	02/28/2025
30507332	12		2	6,875.00		33,000,000.00	33,000,000.00	57,800,000.00	02/26/2021	03/10/2025
Total	Count = 3			8,830.19		119,495,898.18	119,495,898.18	215,700,000.00


Reports Available at sf.citidirect.com	v. 21.09.28	Page 24 of 31	© Copyright 2025 Citigroup

Benchmark 2021-B27 Mortgage Trust

Commercial Mortgage Pass-Through Certificates, Series 2021-B27

HISTORICAL SPECIALLY SERVICED LOANS

May 16, 2025


					Special Servicing		Ending	Ending	Most	Most Recent	Most Recent	Most Recent
Distribution				Workout	Fee Amount		Scheduled	Actual	Recent	Valuation	Special Servicer	Master Servicer
Date	Loan ID	OMCR		Strategy (3)	Plus Adjustments		Balance	Balance	Value	Date	Transfer Date	Return Date

03/17/2025	30319809	16	A2	8	-		28,000,000.00	28,000,000.00	150,500,000.00	03/24/2021	11/22/2024	01/21/2025
02/18/2025	30319809	16	A2	9	2,722.22		28,000,000.00	28,000,000.00	150,500,000.00	03/24/2021	11/22/2024
01/17/2025	30319809	16	A2	98	6,027.78		28,000,000.00	28,000,000.00	150,500,000.00	03/24/2021	11/22/2024
12/17/2024	30319809	16	A2	98	2,138.89		28,000,000.00	28,000,000.00	150,500,000.00	03/24/2021	11/22/2024
05/16/2025	30506942	15		2	5,877.08		28,210,000.00	28,210,000.00	43,400,000.00	03/02/2021	11/08/2023
04/17/2025	30506942	15		2	(5,485.27	)	28,210,000.00	28,210,000.00	43,400,000.00	03/02/2021	11/08/2023
03/17/2025	30506942	15		2	5,485.28		28,210,000.00	28,210,000.00	43,400,000.00	03/02/2021	11/08/2023
02/18/2025	30506942	15		2	-		28,210,000.00	28,210,000.00	43,400,000.00	03/02/2021	11/08/2023
01/17/2025	30506942	15		2	-		28,210,000.00	28,210,000.00	43,400,000.00	03/02/2021	11/08/2023
12/17/2024	30506942	15		2	-		28,210,000.00	28,210,000.00	43,400,000.00	03/02/2021	11/08/2023
11/18/2024	30506942	15		98	-		28,210,000.00	28,210,000.00	43,400,000.00	03/02/2021	11/08/2023
10/18/2024	30506942	15		98	-		28,210,000.00	28,210,000.00	43,400,000.00	03/02/2021	11/08/2023
09/17/2024	30506942	15		98	-		28,210,000.00	28,210,000.00	43,400,000.00	03/02/2021	11/08/2023
08/16/2024	30506942	15		98	-		28,210,000.00	28,210,000.00	43,400,000.00	03/02/2021	11/08/2023
07/17/2024	30506942	15		2	-		28,210,000.00	28,210,000.00	43,400,000.00	03/02/2021	11/08/2023
06/17/2024	30506942	15		98	-		28,210,000.00	28,210,000.00	43,400,000.00	03/02/2021	11/08/2023
05/17/2024	30506942	15		98	-		28,210,000.00	28,210,000.00	43,400,000.00	03/02/2021	11/08/2023
04/17/2024	30506942	15		98	-		28,210,000.00	28,210,000.00	43,400,000.00	03/02/2021	11/08/2023
03/15/2024	30506942	15		98	-		28,210,000.00	28,210,000.00	43,400,000.00	03/02/2021	11/08/2023
02/16/2024	30506942	15		98	-		28,210,000.00	28,210,000.00	43,400,000.00	03/02/2021	11/08/2023
01/18/2024	30506942	15		98	-		28,210,000.00	28,210,000.00	43,400,000.00	03/02/2021	11/08/2023
12/15/2023	30506942	15		98	(0.20	)	28,210,000.00	28,210,000.00	43,400,000.00	03/02/2021	11/08/2023
11/17/2023	30506942	15		98	1,175.42		28,210,000.00	28,210,000.00	43,400,000.00	03/02/2021	11/08/2023
05/16/2025	30507314	4	A1	98	(3,921.89	)	58,285,898.18	58,285,898.18	114,500,000.00	04/12/2021	02/28/2025
04/17/2025	30507314	4	A1	98	12,582.38		58,370,373.49	58,370,373.49	114,500,000.00	04/12/2021	02/28/2025
03/17/2025	30507314	4	A1	98	813.14		58,447,170.54	58,545,779.84	114,500,000.00	04/12/2021	02/28/2025
05/16/2025	30507332	12		2	6,875.00		33,000,000.00	33,000,000.00	57,800,000.00	02/26/2021	03/10/2025
04/17/2025	30507332	12		2	5,729.17		33,000,000.00	33,000,000.00	57,800,000.00	02/26/2021	03/10/2025


Reports Available at sf.citidirect.com	v. 21.09.28	Page 25 of 31	© Copyright 2025 Citigroup

Benchmark 2021-B27 Mortgage Trust

Commercial Mortgage Pass-Through Certificates, Series 2021-B27

UNSCHEDULED PRINCIPAL DETAIL

May 16, 2025


		Liquidation /	Liquid / Prepay	Principal	Principal	Prepayment Interest	Prepayment	Yield Maintenance
Loan ID	OMCR	Prepayment Date	Code (5)	Collections	Adjustments	Excess / (Shortfall)	Penalties (PPP)	Penalties (YM)

No Loans with Unscheduled Principal Activity to Report.


Reports Available at sf.citidirect.com	v. 21.09.28	Page 26 of 31	© Copyright 2025 Citigroup

Benchmark 2021-B27 Mortgage Trust

Commercial Mortgage Pass-Through Certificates, Series 2021-B27

HISTORICAL UNSCHEDULED PRINCIPAL DETAIL

May 16, 2025


Distribution			Liquidation /	Liquid / Prepay	Principal	Principal	Prepayment Interest	Prepayment	Yield Maintenance
Date	Loan ID	OMCR	Prepayment Date	Code (5)	Collections	Adjustments	Excess / (Shortfall)	Penalties (PPP)	Penalties (YM)

1/17/2025	30507233	26	01/01/2025	2	13,500,000.00	-	-	-	-


Reports Available at sf.citidirect.com	v. 21.09.28	Page 27 of 31	© Copyright 2025 Citigroup

Benchmark 2021-B27 Mortgage Trust

Commercial Mortgage Pass-Through Certificates, Series 2021-B27

LIQUIDATED LOAN DETAIL

May 16, 2025


		Beginning	Most	Liquidation	Net		Net	Realized	Date of		Loss with
		Scheduled	Recent	Sales	Proceeds	Liquidation	Proceeds	Loss to	Current	Current Cumulative	Cumulative
Loan ID	OMCR	Balance	Value	Price	Received	Expense	Available	Trust	Adj. to Loan	Adj. to Loan Adj. to Loan	Adj. to Trust

No Loans liquidated to Report.


Reports Available at sf.citidirect.com	v. 21.09.28	Page 28 of 31	© Copyright 2025 Citigroup

Benchmark 2021-B27 Mortgage Trust

Commercial Mortgage Pass-Through Certificates, Series 2021-B27

HISTORICAL LIQUIDATED LOAN

May 16, 2025


		Beginning	Most	Liquidation	Net		Net	Realized	Date of		Loss with
Distribution		Scheduled	Recent	Sales	Proceeds	Liquidation	Proceeds	Loss to	Current	Current Cumulative	Cumulative
Date	Loan ID OMCR	Balance	Value	Price	Received	Expense	Available	Trust	Adj. to Loan	Adj. to Loan Adj. to Loan	Adj. to Trust

No Loans liquidated to Report.


Reports Available at sf.citidirect.com	v. 21.09.28	Page 29 of 31	© Copyright 2025 Citigroup

Benchmark 2021-B27 Mortgage Trust

Commercial Mortgage Pass-Through Certificates, Series 2021-B27

CREFC® INVESTOR REPORTING PACKAGE LEGENDS

May 16, 2025


1\|CREFC Investor Reporting Package Legends
	Property Type (1)		Workout Strategy (3)		Liquidation/Prepayment Code (5)

MF	Multifamily	1	Modification	1	Partial Liquidation (Curtailment)
RT	Retail	2	Foreclosure	2	Payoff Prior To Maturity
HC	HealthCare	3	Bankruptcy	3	Disposition / Liquidation
IN	Industrial	4	Extension	4	Repurchase / Substitution
MH	Mobile Home Park	5	Note Sale	5	Full Payoff At Maturity
OF	Office	6	DPO	6	DPO
MU	Mixed Use	7	REO	7	Liquidation prior to 7/1/2006
LO	Lodging	8	Resolved	8	Payoff With Penalty
SS	Self Storage	9	Pending Return to Master Servicer	9	Payoff With Yield Maintenance
SE	Securities	10	Deed In Lieu of Foreclosure	10	Curtailment With Penalty
CH	Cooperative Housing	11	Full Payoff	11	Curtailment With Yield Maintenance
ZZ	Missing Information	12	Reps and Warranties
SF	SF	13	TBD
WH	Warehouse	98	Other
OT	Other

			Modification Code (4)
	Payment Status of Loan (2)
		1	Maturity Date Extension
A	In Grace Period	2	Amortization Change
B	Late, but less than 30 Days	3	Principal Write-Off
0	Current	4	Blank (formerly Combination)
1	30-59 Days Delinquent	5	Temporary Rate Reduction
2	60-89 Days Delinquent	6	Capitalization of Interest
3	90-120 Days Delinquent	7	Capitalization of Taxes
4	Performing Matured Balloon	8	Other
5	Non Performing Matured Balloon	9	Combination
6	121+ Days Delinquent	10	Forbearance


Reports Available at sf.citidirect.com	v. 21.09.28	Page 30 of 31	© Copyright 2025 Citigroup

Benchmark 2021-B27 Mortgage Trust

Commercial Mortgage Pass-Through Certificates, Series 2021-B27

NOTES

May 16, 2025

No Notes available for this deal at this time.


Reports Available at sf.citidirect.com	v. 21.09.28	Page 31 of 31	© Copyright 2025 Citigroup

BENCHMARK 2021-B27 MORTGAGE TRUST 10-D